This study investigates the day of the week effect and the January effect on the Stock Exchange of Mauritius (SEM). Positive and statistically significant Wednesday and Friday effects are observed. Surprisingly we also find a positive and significant Monday effect but smaller in magnitude. The...

The ancient Chinese Almanac lists days that are (in)auspicious for certain actions or events. We find that the initial returns for Initial Public Offerings (IPO), an essential corporate event, are significantly lower on days listed by the Almanac as unlucky. The effect of calendar superstition...